Home / 13,880.35-19,154.49-7,592.32

Finding the Fourth Proportional to 13,880.35, 19,154.49 and 7,592.32

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Solution

The fourth proportional to 13,880.35, 19,154.49 and 7,592.32 is: 10,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880.35 : 19,154.49 = 7,592.32 : x
  2. Step 2: Convert to fraction form
    13,880.35/19,154.49 = 7,592.32/x
  3. Step 3: Cross multiply
    13,880.35x = 19,154.49 × 7,592.32
  4. Step 4: Simplify right side
    13,880.35x = 145,427,017.52
  5. Step 5: Solve for x
    x = 145,427,017.52/13,880.35
  6. Step 6: Final answer
    x = 10,477.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.